Ouch... but wait... the char[] returned from sun.misc.FormattedFloatingDecimal.getExponent() can never contain a '.', so we'll never find a dot here. Remove the dead code or fix the logic?

/Claes

On 2014-09-23 21:30, Xueming Shen wrote:
Also the logic in the loop of localizedMagnitudeExp() does not look correct.
Shouldn't it be

char c= value[j];
if (c == '.') {
   append l10n dot...
} else {
sb.append(c - '0' + zero);
}

it appears the 'else" is missing? or I read it wrong?

-Sherman

On 09/23/2014 12:27 PM, Claes Redestad wrote:
On 2014-09-23 21:14, Xueming Shen wrote:
On 09/22/2014 12:43 PM, Claes Redestad wrote:
Hi,

Sherman pointed out that there was a path that could actually take a minor performance hit from this patch, which would be unacceptable. This version takes the minimal approach to addressing this by adding back a method operating on a char[], simplified for the specific usage case (the exponent part of a %g double formatting):

http://cr.openjdk.java.net/~redestad/8050142/webrev.07/

This latest patch passes using the extended test coverage of java.util.Formatter I've proposed in 8058887, see http://mail.openjdk.java.net/pipermail/core-libs-dev/2014-September/028849.html


Hi Claes,

Shouldn't we also keep the exp as char[] as well in "c == Conversion.SCIENTIFIC" case? It appears the usage of exp is the same as the one in "GENERAL", in which we are keeping
the simple char[] for exp.

You're right, of course. I'll update the webrev.

/Claes


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